… we should keep in mind that GDP is just the sum of consumption, real investment, government spending, and net exports, and then ask what will drive that reversal. Have the credit strains in Europe been durably addressed? Can European economies presently be expected to expand? Is there now less need for fiscal restraint in the U.S.? Has the overhang of troubled mortgages in the financial system been worked out? Have savings rates rebounded or pressure on household budgets eased? Is consumer demand is sustainably rebounding? Is there pent-up demand for capital goods despite having drawn spending forward due to expiring tax credits last year? Are exports to the rest of the world expected to accelerate? Are profit margins likely to expand from already record levels in order to accommodate growth in corporate profits? Do companies expect demand to be strong enough to commit to large-scale or multi-year investment projects? …
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